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COPYRIGHT O 2017 KOVACH ARCHITECTS Inc, P.S. ALL RIGHTS RESERVED _,_,_.µ.v..._v..._ M�
<br />R307.1 Space required. Fixtures shall be spaced in accordance with Figure R307.1, and in accordance 2015 INTERNATIONAL RESIDENTIAL CODE ANALYSIS
<br />with the requirements of Section P2705.1.
<br />2015 IRO ICLUDING WASHINGTON STATE AMENDMENTS
<br />m .....n_ _ _..u.
<br />P2705.1 General. The installation of fixtures shall conform to the followin ITEM a CODE SECTION (REQUIREMENTS PROVIDED
<br />R101.2 Scope. The provisions of the International Residential Code for One- and Two-family Dwellings shall g
<br />alteration,
<br />l t the construction, all a ion m movement, enlargement,replacement,. }
<br />app y o e, o repair, equipment, use and 1. Floor -outlet or floor -mounted fixtures shall be secured to the drainage connection and to the floor, ,
<br />occupancy, location, removal and demolition of detached one- and two-familydwellings and townhouses not SCOPE R101.2 3 STORIES MAX. ABOVE GRADE 1 STORY
<br />g where so designed, by screws, bolts, washers, nuts and similar fasteners of copper, brass or other PLANE
<br />more than three stories above grade plane in height with a separate means of egress and their accessory corrosion -resistant material. -�-- -- 2
<br />structures. 2. Wall -hung fixtures shall be rigidly supported so that strain is not transmitted to the plumbing system. FIRE PROTECTION
<br />3. Where fixtures come in contact with walls and floors, the contact area shall be water tight. I
<br />EXTERIOR WALLS R302.1
<br />'n fixtures shall u usable. w -
<br />4. Plumbing f u s ha be u ab .�-�. _ �,..�.�.
<br />WALLS <5 SEPARATION t 1 HR NIA
<br />WS IRC 2015 AMMENDMENTS 5. Water closets, lavatories and bidets. A water closet, lavatory or bidet shall not be set closer than 15�
<br />z5- SEPARATION ',OHR OHR
<br />inches (381 mm) from its center to any side wall, partition or vanity or closer than 30 inches (762 mm)
<br />PROJECTIONS < 2 SEPARATION 1N/A NONE s.
<br />bet een d' cent fixtures. There shall be at least a 21-inch 533 min clearance in front
<br />R303.1 Natural Light. All habitable rooms shall have an aggregate glazing area of not less than $percent of center -to -center w adjacent ( ) >_2' TO < 5' SEPARATION 11 HR or FIREBLOCK W/O VENT NON VENTED EAVES W/ FIREBLOCK
<br />the floor area of such rooms. of the water closet, lavatory or bidet to any wall, fixture or door. �--« -m"-� - _.. mM..- .
<br />_>5' SEPARATION `OHR OHR
<br />• 6 The location of piping, fixtures or equipment shall not interfere with the operation of windows or doors. � � � - � � �
<br />Exception. The glazed areas need not be installed in rooms where artificial light is provided capable of producing an g �
<br />OPENINGS OPENINGS <T SEPARATION NOT ALLOWED N/A ,
<br />average illumination of 6 footcandles (65 lux) over the area of the room at a height of 30 inches (762 mm) above the floor WA
<br />L �.__. . - .�_ ._. ,. m.�._ _.�
<br />OPENINGS >3' <5' SEPARATION i25%, WALL AREA LIMIT N/A '
<br />level...,.,...,,...,....._..._,,..,,.........<.....-_,.m..m,.
<br />I OPENINGS >_5' SEPARATION UNLIMMITED _ �- VARIES '
<br />FIRE CONTAINMENT R302.11 & R302.12 ;FIREBLOCK(NG & PROVIDED r<:zt M•
<br />R303.4 Mmunum ventilation performance. Dwelling units shall be equipped with local exhaust and whole l
<br />DRAFTSTOPPING
<br />house ventilations stems designed and installed asspecified in Section M 1507.
<br />GARAGE SEPARATION R302.5 20 MIN DOOR ASSEMBLY MIN. NIA
<br />Exception: Additions rt less than 500 square feet f i r area are t t requirements E
<br />ce o s with s u e o conditioned flop e e exempt from he m this code
<br />. � -n ,,-`-_,.:.:.
<br />R302.6 1/2 GWB MIN. BETWEEN RESIDENCE N/A ����
<br />for Whole House Ventilation Systems. � � 0111��' ''E!OT��
<br />f 11- Cr
<br />• 5%8 TYPE X GWB „MIN. BETWEEN N/A I'� i '1` 7
<br />R303.5.2 Exhaust openings. Exhaust air shall not be directed onto walkways. All exhaust ducts shall terminate
<br />I 1 HABITABLE ROOM ABOVE
<br />outside the building. Terminal elements shall have at least the equivalent net free area of the duct work. c
<br />SPRINKLER SYSTEM R313* NONE NONE
<br />.. _, .:.
<br />_ 1 its ..,�,.�
<br />R303.5.2.1 Exhaust ducts. Exhaust ducts shall beequipped with back draft dampers. All exhaust ducts in f
<br />•p CLEARANCE -
<br />unconditioned unconditioned spaces shall be insulated to a minimum of R-4. MEANS OF EGRESS R311 ' SEE DIAGRAMS _ SEE DIGRAMS
<br />BATHROOM SPACES R307 SEE DIAGRAMS SEE DIAGRAMS
<br />R303.7 Stairway DlumiIIation. All interior and exterior stairways shall be provided With a means to illuminate MECHANICAL VENTILATION R 03 < 5 AIR CHANGES/HR WHOLE HOUSE VENT, PROVIDED
<br />the stairs including the landings and treads. Stairway illumination shall receive rims power from the t -....._ .... ,. _..� � • ,...._
<br />' g g Y primary P. I WHOLE HOUSE VENT. _.
<br />buildingwiring. Interior stairways shall be provided with an artificial light source located in the immediate � ' WHOLE HOUSE M1507.3 CONT. EXHAUST Q 60 GFM 1 CONT. BATHROOM EXHAUST
<br />g Y p
<br />vicinityof each landing of the stairway. interior stairs the artificial light sources shall be capable of u MECHANICAL VENTILATION �- , yr . � ; 1FAN @ 60 CFM.
<br />;g Y g P
<br />illuminating treads and landings to levels not less than 1 foot-candle (1 l lux) measured at the center of treadsWALL� �i IN. I , BATHROOM/LAUNDRY EXHAUST M1507.4 15�cfm INT. OR 20cfm CONT. 1 60cfm CONT. FAN @ BATH ...,. _
<br />I
<br />and landings. Exterior stairways shall be provided with an artificial light source located in the immediate- -� A�-
<br />vicinity of the top landing of the stairway. Exterior stairways providing access to a basement from the outside *PER THE WASHINGTON STATE _AMMENDED (ROW
<br />grade level shall be provided with an artificial light source located in the immediate vicinity of the bottom I
<br />landing of the stairway.
<br />Exception: An artificial light source is not required at the top and bottom landing, provided an artificial light i R
<br />source is located directly over each stairway section. 21 IN
<br />R303.9e3 Sohd fuel burning devices. No new or used solid fuel burning device shall be installed in new or existing _,J5WALL
<br />1a
<br />buildings unless such device is United States Environmental Protection Agency certified or exempt from certification by the
<br />United States Environmental Protection Agency and conforms with RCW 70.94.011, 70.94.450, 70.94.453, and 70.94.457.
<br />Exceptions: TUB
<br />1. Wood cook stoves.
<br />2. Antique wood heaters manufactured prior to 1940
<br />R313 Automatic Fire Sprinkler Systems. This section is not adopted. WATE R CLOSETS WALL
<br />R314.3 Location. Smoke alarms shall be installed in the following locations:`
<br />1. In each sleeping room.
<br />2. Outside each separate sleeping area in the immediate vicinity of the bedrooms.
<br />3. On each additional story of the dwelling, including basements and habitable attics but not including crawl -
<br />spaces and uninhabitable attics. In dwellings or dwelling units with split levels and without an intervening door `rb
<br />between the adjacent levels, a smoke alarm installed on the upper level shall suffice for the adjacent lower level
<br />provided that the lower level is less than one full story below the upper level.`
<br />4. In napping areas in family child day care homes.
<br />a `
<br />Energy Code Compliance a for AII'G[i ate Zones 'n Washington :When more than one smoke alarm is required to be installed with in an individual dwelling irist the
<br />g ;;
<br />5270
<br />PcInfomaonSimple HeatingSystem Size: Washon State cDMactInormation
<br />n he 1 te and S. Thisalarm devices shall be interconnected in such a manner that theactuation f one alarm will activate tmg�tyACCAamcad�inn bads
<br />aEGISTERED ,
<br />Please fill out all of the reen dr awns and boss that area applicable to r . As you make selections in the owns for each section some values will be /o Y..
<br />9 op-d pP }rou project Y drop-d :. s. A M TEC
<br />1
<br />allof the alarms in the individual unit. calculated for you. If you do not see the selection you need in the drop -down optii please call the wSU Energy Extension Program at (360) 9W2042 for assistance.
<br />S . ' • ' ��dl. ?�w., , +� t aw , d' r ,xh r�nt�pr iy'-�'`my. . , : ,< �
<br />This project will use the requirements of the`Prescriptive Path'below and incorporate the
<br />R315.1 Carbon Monoxide Alarms. For new construction an approved carbon monoxide alarm
<br />Pr do ma pa Cpntac M£pnna on ; ; " the minimum values fisted. fn additioni basedon the size of the sfteture, the appropriate ' „ AN RE S. KO ACH +; j� f
<br />i h chosen the permit licant. . , ,
<br />number of additional credits are chocked as c oil n hY Pe k applicant:
<br />us'
<br />T '��� u� � �� � .. �,�,: �..... 4r , . , STATE OF WASHINGTON t
<br />�_, x..
<br />shall be installed outside of each separate sleeping area in the immediate vicinity of the bedroom in d. � , �.,m � � , . � � . . . . .... . . . .. . ' � ' ." ... .- -
<br />Haadng System Noe Heat Pump .. .. , `
<br />dwellingunits within which fuel fired appliances are Authorized Representative
<br />` t pate
<br />To see detadod inseucbo (preach s Yion, Place Yovr cursor on fhe word'(r»�ynos, I . , . •. - - ..., .
<br />Q ;
<br />TABLE l i 302s Design Temperature ttilference (AT) 47
<br />it d igumyr i �_a+000.0oa.a i_mxoomr {
<br />EXTERIOR WALLSI Arta of Baiidina
<br />Conditioned FloorArea '.
<br />Conditoned i loorAcea (sgft)
<br />MINIMUM
<br />MINIMUM s
<br />SEPARAT"if
<br />i• '# f # 4. t t a
<br />or i 4 ftbtiiboth sidI
<br />i
<br />•fue-resistance rate
<br />• 4 't
<br />#
<br />Average Calling Height Conditioned Volume
<br />-%f Average Ceiling Height (re) :^: 5,980
<br />-
<br />Glazipgand Ooars U-Factor X Area UAl
<br />f.
<br />l 0.30 58.40 i
<br />a
<br />ISkyllights ,.. U-Factor X Aria = UA
<br />f
<br />una None Provided - -_ NIA -
<br />} - AInsulation U-Fodor X Area UA
<br />,
<br />e
<br />R-Value$;
<br />i U-Factors.
<br />Fenestration U•Factorb
<br />n/a
<br />0.30
<br />Skylight U-Factor
<br />n/a
<br />0.50
<br />Glazed Fenestration SHGCIA
<br />n/a
<br />nla
<br />Ceiljn
<br />49
<br />0.026
<br />Wood Frame Walls m n
<br />21 int
<br />0.056
<br />Mass Wall R-Values
<br />21/21h
<br />0.056
<br />Floor
<br />309
<br />0.029
<br />Below Grade Wallp•m
<br />10/15/21 int+ TB
<br />0.042
<br />Slabd R-Value 8 Depth
<br />10, 2 ft
<br />nla
<br />0.026
<br />15.55
<br />`Table R402.1.1 and Table R402.1.3 Footnotes included on Page, 2.
<br />Single Rafter or Joist Vaulted Ceihn9s
<br />U-Factor
<br />X Area
<br />UA
<br />g,v vLL„
<br />Each dwelling unit ino shall comply with sufficient options from Table R406.2 so as to achieve the
<br />%
<br />"
<br />following minimum number of credits:
<br />Abo- B,aae wau: a••Aea ,1
<br />u Faptor
<br />x area
<br />uA
<br />44.35
<br />i
<br />F
<br />Hoare
<br />U-Factor
<br />x Area
<br />UA
<br />E
<br />1. Small Dwelling Unit: 1.6 credits
<br />0.029
<br />r '
<br />--•
<br />Dwelling units less than 1500 square feet in conditioned floor area with less than 300 square feet of fenestration area.;
<br />B.bw, Graft vvatm r a
<br />U-Factor
<br />x Area
<br />UA
<br />i
<br />=
<br />Additions to existing building that are greater than 500 square feet of heated floor area but less than 1500 square feet.
<br />o.°42
<br />-
<br />I
<br />Stab Below Grade t.« i
<br />+as'^:e w
<br />F.Fador
<br />x �un m
<br />UA
<br />g '
<br />2. Medium Dwelling Unit: 3.5 credits
<br />I tr,LurH�tx ,
<br />'
<br />N/A
<br />",
<br />-
<br />All dwelling units that are not included in #1 or #3. Exception: Dwelling units serving R-2 occupancies shall require
<br />Slab on Grad. a•• rrs,,..n-
<br />F-Factor
<br />X Len
<br />UA
<br />t
<br />2.5 credits.
<br />sawo.arx `
<br />0.54
<br />�jz�:.
<br />52,92
<br />1
<br />..
<br />i
<br />3. large Dwelling Unit: 4.5 credits
<br />tricots gfj>�alets
<br />I
<br />i '
<br />Dwelling units exceeding 5000 square feet of conditioned floor area.
<br />-•"
<br />.
<br />-- -- -
<br />uct Leakage Caeffictant
<br />1.00 1 : - 4. Additions less than 500 s uare feet .5 credits , : ForIS: i fcxt .= 304,8 nun, 3: A t A lttMabe
<br />Sum of UA 489.22 ,Summary'.
<br />I r Table R4+J6.2
<br />Envaio Load Btu 1 Hour .-.
<br />> - -. _. Pe Heat 7.95a .. ;
<br />rating shrill b be underside to � >� � ts' from t� ; t
<br />�, ittitf exit �sre reststarti�:e 'C t5t r1t� t4� (�► _ twE'�i< � t�lt� Cet p+ p� y} I do ; Description. Credit s . ,. .. a ... , y .. , - .:... _ ,:. .::.. � _ .: ` •
<br />}„,, € �g,, ,,g �t i'a. #� -g` � #. .. .. _.. � :.. Sit iC""sm,erunzar I .. � n
<br />waff €o l'a t to the underside of ffier ��li o +[a4 Air t.eakege Heat Load 3.035 Sin 1 Hour
<br />* WMmeX ps Xaeat Le
<br />Building Design Heat Load 10.989 Btu! Hour
<br />b. Roof env e fire -resistance hating shaft be pitted to,be reduced to o hots to a tixe€I m+ de of a cave • gable led no vent s are
<br />�
<br />and Duct Heat L Building � Bg o.d 10,989 Btu IHour
<br />installed: I
<br />owemsdm.�-sw.aeua araau.os.x< � `'
<br />t Maximum Heat Equipment Output 13,736 Stu Mo.,
<br />aw�.ymauunrte+cwsxtoara w,eeda cunxn
<br />- ��„._.�___...�--__��_�,_____�,..._..�,._...-......�.m._.._�_ ,.... e�,rm+a_roore•matt xtzsi«>3x vunw .,.p.� ____.._.._. _.... I . .
<br />TABLE R301.2(1)� .A
<br />CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA 3b HIoxEFFICIENCY HVAC EQUIPMFNT3b. 1•0
<br />Air -source heat pump with minimum HSPF of 9.0
<br />To qualify to claim this credit, the building permit drawings shall specify the option k
<br />RoofSeismic•d
<br />I Snow
<br />Design
<br />Load*
<br />. s..
<br />w t.
<br />•
<br />• �.
<br />t
<br />•
<br />Slight to
<br />Slightto
<br />being selected and shall specify the heating equipment type and the minimum
<br />ui ment eff"icienc . I
<br />Sa EFFICIENT WATER HEATING 5a: 0.5
<br />All showerhead and kitchen sink faucets installed in the house shall be rated at 1.75 '
<br />CxPM Iessa All tit I fa e tS shall be rated a t l 0 GPM 1 [
<br />1a
<br />Efficient Buildinge Enveto I
<br />0.5
<br />1b
<br />Efficient %ilding Envei 1b•
<br />1e0 -
<br />16 - _ -
<br />Efficient Building Envelope I - :
<br />2.0
<br />1d
<br />Efficient Building Envelope I
<br />0.5
<br />2a
<br />Air Leakage Control:and Efficient Ventilation 2a
<br />0.5
<br />2b
<br />Air LeakageControl and Efficient Ventilation 2b .
<br />1.0 '
<br />2q
<br />Air Leakage Controtand Efficient Ventilation 2c
<br />1.5
<br />'30
<br />High Efficiency HVAC 3a
<br />1.0
<br />3b
<br />High Efficiency HVAC 3b
<br />1.6
<br />3c
<br />High Efficiency HVAC 3c
<br />1.5
<br />3d
<br />High Efficiency HVAC 3d
<br />1.0 "
<br />4
<br />High Efficieng HVAC Distribution System
<br />1.0
<br />5a
<br />Efficient Water Heating $6
<br />0.5
<br />5b
<br />Efficient Water Heating 5b
<br />1.0
<br />5c
<br />Efficient Water Heating 5c
<br />1,5
<br />5d
<br />Efficient Water Heating 6d
<br />6,
<br />Renewable Electric Energy0.5
<br />To qualifyto claim this credit, the building `t drawings shall i the option l Total Credits 1,50
<br />permit f3' *Please refer to Table R406.2:for.comptete option' iescriptiuns,
<br />being selected and shall specify the maximum flow rates for all showerheads, kitchen axi
<br />sink faucets, and other lavato faucets.
<br />
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